.top .back {
    width: 30px;
    position: fixed;
    top: 0;
    left: 0;
}

.top .back div {
    width: 12px;
    height: 20px;
    margin-top: 11px;
    margin-bottom: 11px;
    margin-left: 10px;
    background-image: url("../../img/back.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.top .title {
    width: 100%;
    line-height: 44px;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
}

.word {
    height: 12px;
    width: 100%;
    font-size: 11px;
    line-height: 12px;
    text-align: center;
    margin-top: 24px;
    color: #c3c3c3;
}

.pro {
    width: 100%;
    padding: 23px 15px 0;
    box-sizing: border-box;
    display: flex;
}

.pro button {
    width: 25%;
    height: 30px;
    flex: 1;
    margin-right: 10px;
    font-size: 12px;
    color: #898989;
    border: 0;
    background: #f1f1f1;
    border-radius: 15px;
}

.pro button:focus {
    border-radius: 15px;
    outline: none;
}

.city {
    width: 100%;
    padding: 0 15px 0;
    box-sizing: border-box;
}

.city button {
    width: 23%;
    height: 30px;
    font-size: 12px;
    color: #898989;
    border: 0;
    background: #f1f1f1;
    border-radius: 15px;
    margin-bottom: 15px;
    margin-top: 20px;
}

.city button:focus {
    border-radius: 15px;
    outline: none;
}